Battery



FIG. 1 is a perspective view of a battery embodying my new design;

FIG. 2 is a side elevation of the battery, the other three sides all being the same;

FIG. 3 is a top plan view of the battery; and,

FIG. 4 is a bottom plan view of the battery.

The broken line showing in FIG. 1 is included for the purpose of illustrating environmental structure only and forms no part of the claimed design. 

The ornamental design for a battery, as shown and described. 